Terms of Service & Usage
- • Informational Purposes: eComFees provides calculations as an estimation and planning aid. While we work diligently to maintain 2026 accuracy, marketplace fee schedules can change without notice.
- • No Endorsement / Independence: eComFees is an independent utility and is not affiliated with, endorsed by, or sponsored by eBay, Amazon, Etsy, Mercari, Poshmark, Depop, Shopify, PayPal, or any other listed platform.
- • Always Verify: You should verify final fee amounts on your official marketplace seller statements before making contractual or large-scale financial commitments.
1.Acceptance of Agreement
By accessing or using the website located at ecomfeescalculator.com (the "Site", "Service", or "eComFees"), you agree to be bound by these Terms and Conditions ("Terms"). If you disagree with any part of these terms, you may not access or use the Service.
2.Nature of Service & Calculation Disclaimer
eComFees provides free online calculators, comparison matrices, and directory guides intended to assist e-commerce sellers, merchants, and entrepreneurs in estimating marketplace selling fees, transaction commissions, and estimated profit margins.
Please Note: Marketplace fee schedules are complex and influenced by many variables not fully modeled by any third-party calculator, including but not limited to:
- Seller performance tier penalties (e.g. Below Standard eBay surcharges)
- Promoted listings ad rate attributions and dynamic ad spend
- Buyer state/country sales tax or destination VAT collection
- Specific international cross-border conversion markups
- Dimensional weight adjustments for carrier shipping
Consequently, all calculation outputs, margin graphs, and summary figures are approximations provided solely for planning and simulation purposes. eComFees does not guarantee financial outcomes.
3.Non-Affiliation & Trademark Notice
All product names, logos, brands, and registered trademarks displayed on this website are the property of their respective owners. Specifically:
- eBay® is a registered trademark of eBay Inc.
- Amazon® and Fulfillment by Amazon (FBA)® are registered trademarks of Amazon.com, Inc.
- Etsy® is a registered trademark of Etsy, Inc.
- Mercari® is a registered trademark of Mercari, Inc.
- Poshmark® is a registered trademark of Poshmark, Inc.
- Depop® is a registered trademark of Depop Limited.
- Shopify® is a registered trademark of Shopify Inc.
- PayPal® is a registered trademark of PayPal Holdings, Inc.
The use of these trademarks, brand names, and logos on this website is for identification and descriptive reference purposes only and does not imply any affiliation, sponsorship, endorsement, or commercial connection between eComFees and these entities.
4.Permitted Use & Prohibited Activities
You are granted a personal, non-exclusive, non-transferable, revocable license to use eComFees for personal or internal business calculation purposes.
You agree not to:
- Engage in automated scraping, mass data harvesting, or automated querying that degrades website performance for other users.
- Attempt to decompile, reverse engineer, or attack the website infrastructure or security headers.
- Frame or mirror the site without explicit written permission.
- Use the site in violation of any applicable local, state, national, or international laws.
5.Intellectual Property
The interface design, source code, visual design tokens, mathematical model implementations, branding, and original text content of eComFees are the intellectual property of eComFees and are protected by applicable copyright, trade dress, and intellectual property laws.
6.Disclaimer of Warranties
THE SERVICE IS PROVIDED ON AN "AS IS" AND "AS AVAILABLE" BASIS, WITHOUT EXPRESS OR IMPLIED WARRANTIES OF ANY KIND, INCLUDING BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
eComFees does not warrant that the website will be uninterrupted, error-free, completely bug-free, or that fee rates displayed will at all times mirror instantaneous changes enacted by third-party marketplace operators.
7.Limitation of Liability
In no event shall eComFees, its creators, operators, or contributors be liable for any direct, indirect, incidental, special, consequential, or punitive damages (including, without limitation, loss of business profits, lost revenue, inventory miscalculations, or business interruption) arising out of the use or inability to use this service.
8.Governing Law & Changes to Terms
We reserve the right to revise or replace these Terms at any time. When revisions are made, the "Last Updated" date at the top of this page will be updated. Your continued use of the website following any modifications constitutes acceptance of the new Terms.